package Rect;

public class TestRect {
    public static void main(String[] args) {

    Rect r1 = new Rect();
    Rect r2 = new Rect(30,15);

        System.out.println(r1.area()+","+r1.perimeter());
        System.out.println(r2.area()+","+r2.perimeter());

    }
}

